<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>姓名案例-插值语法实现</title>
    <script type="text/javascript" src="../js/vue.js"></script>
</head>
<body>
    <div id="root">
        姓：<input type="text" v-model:value="fn"><br><br>
        名：<input type="text" v-model:value="ln"><br><br>
        全名：<span>{{fn}}-{{ln}}</span><br>
    </div>
    <script>
        Vue.config.productionTip = false

        let vm = new Vue({
            el: "#root", 
            data: {
                fn: "张",
                ln: "三"
            },
            methods:{
                showInfo(event){

                }
            }
        })

    </script>
</body>
</html>